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        <title>7.1 使用函数和宏重用代码 · 《CMake Cookbook》中文版</title>
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        <li class="chapter " data-level="1.1" data-path="../../">
            
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                    Introduction
            
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        <li class="chapter " data-level="1.2" data-path="../preface/preface-chinese.html">
            
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                    前言
            
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        <li class="chapter " data-level="1.3" data-path="../chapter0/0.0-chinese.html">
            
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                    第0章 配置环境
            
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        <li class="chapter " data-level="1.3.1" data-path="../chapter0/0.1-chinese.html">
            
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                    0.1 获取代码
            
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        <li class="chapter " data-level="1.3.2" data-path="../chapter0/0.2-chinese.html">
            
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                    0.2 Docker镜像
            
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        <li class="chapter " data-level="1.3.3" data-path="../chapter0/0.3-chinese.html">
            
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                    0.3 安装必要的软件
            
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        <li class="chapter " data-level="1.3.4" data-path="../chapter0/0.4-chinese.html">
            
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                    0.4 测试环境
            
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        <li class="chapter " data-level="1.3.5" data-path="../chapter0/0.5-chinese.html">
            
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                    0.5 上报问题并提出改进建议
            
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        <li class="chapter " data-level="1.4" data-path="../chapter1/1.0-chinese.html">
            
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                    第1章 从可执行文件到库
            
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        <li class="chapter " data-level="1.4.1" data-path="../chapter1/1.1-chinese.html">
            
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                    1.1 将单个源文件编译为可执行文件
            
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                    1.2 切换生成器
            
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                    1.3 构建和链接静态库和动态库
            
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                    1.4 用条件句控制编译
            
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                    1.5 向用户显示选项
            
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                    1.6 指定编译器
            
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        <li class="chapter " data-level="1.4.7" data-path="../chapter1/1.7-chinese.html">
            
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                    1.7 切换构建类型
            
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                    1.8 设置编译器选项
            
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        <li class="chapter " data-level="1.4.9" data-path="../chapter1/1.9-chinese.html">
            
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                    1.9 为语言设定标准
            
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        <li class="chapter " data-level="1.4.10" data-path="../chapter1/1.10-chinese.html">
            
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                    1.10 使用控制流
            
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        <li class="chapter " data-level="1.5" data-path="../chapter2/2.0-chinese.html">
            
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                    第2章 检测环境
            
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        <li class="chapter " data-level="1.5.1" data-path="../chapter2/2.1-chinese.html">
            
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                    2.1 检测操作系统
            
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        <li class="chapter " data-level="1.5.2" data-path="../chapter2/2.2-chinese.html">
            
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                    2.2 处理与平台相关的源代码
            
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        <li class="chapter " data-level="1.5.3" data-path="../chapter2/2.3-chinese.html">
            
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                    2.3 处理与编译器相关的源代码
            
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        <li class="chapter " data-level="1.5.4" data-path="../chapter2/2.4-chinese.html">
            
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                    2.4 检测处理器体系结构
            
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        <li class="chapter " data-level="1.5.5" data-path="../chapter2/2.5-chinese.html">
            
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                    2.5 检测处理器指令集
            
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        <li class="chapter " data-level="1.5.6" data-path="../chapter2/2.6-chinese.html">
            
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                    2.6 为Eigen库使能向量化
            
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        <li class="chapter " data-level="1.6" data-path="../chapter3/3.0-chinese.html">
            
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                    第3章 检测外部库和程序
            
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        <li class="chapter " data-level="1.6.1" data-path="../chapter3/3.1-chinese.html">
            
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                    3.1 检测Python解释器
            
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        <li class="chapter " data-level="1.6.2" data-path="../chapter3/3.2-chinese.html">
            
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                    3.2 检测Python库
            
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        <li class="chapter " data-level="1.6.3" data-path="../chapter3/3.3-chinese.html">
            
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                    3.3 检测Python模块和包
            
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        <li class="chapter " data-level="1.6.4" data-path="../chapter3/3.4-chinese.html">
            
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                    3.4 检测BLAS和LAPACK数学库
            
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        <li class="chapter " data-level="1.6.5" data-path="../chapter3/3.5-chinese.html">
            
                <a href="../chapter3/3.5-chinese.html">
            
                    
                    3.5 检测OpenMP的并行环境
            
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        <li class="chapter " data-level="1.6.6" data-path="../chapter3/3.6-chinese.html">
            
                <a href="../chapter3/3.6-chinese.html">
            
                    
                    3.6 检测MPI的并行环境
            
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        <li class="chapter " data-level="1.6.7" data-path="../chapter3/3.7-chinese.html">
            
                <a href="../chapter3/3.7-chinese.html">
            
                    
                    3.7 检测Eigen库
            
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        <li class="chapter " data-level="1.6.8" data-path="../chapter3/3.8-chinese.html">
            
                <a href="../chapter3/3.8-chinese.html">
            
                    
                    3.8 检测Boost库
            
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        <li class="chapter " data-level="1.6.9" data-path="../chapter3/3.9-chinese.html">
            
                <a href="../chapter3/3.9-chinese.html">
            
                    
                    3.9 检测外部库:Ⅰ. 使用pkg-config
            
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        <li class="chapter " data-level="1.6.10" data-path="../chapter3/3.10-chinese.html">
            
                <a href="../chapter3/3.10-chinese.html">
            
                    
                    3.10 检测外部库:Ⅱ. 自定义find模块
            
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            </ul>
            
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        <li class="chapter " data-level="1.7" data-path="../chapter4/4.0-chinese.html">
            
                <a href="../chapter4/4.0-chinese.html">
            
                    
                    第4章 创建和运行测试
            
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        <li class="chapter " data-level="1.7.1" data-path="../chapter4/4.1-chinese.html">
            
                <a href="../chapter4/4.1-chinese.html">
            
                    
                    4.1 创建一个简单的单元测试
            
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        <li class="chapter " data-level="1.7.2" data-path="../chapter4/4.2-chinese.html">
            
                <a href="../chapter4/4.2-chinese.html">
            
                    
                    4.2 使用Catch2库进行单元测试
            
                </a>
            

            
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        <li class="chapter " data-level="1.7.3" data-path="../chapter4/4.3-chinese.html">
            
                <a href="../chapter4/4.3-chinese.html">
            
                    
                    4.3 使用Google Test库进行单元测试
            
                </a>
            

            
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        <li class="chapter " data-level="1.7.4" data-path="../chapter4/4.4-chinese.html">
            
                <a href="../chapter4/4.4-chinese.html">
            
                    
                    4.4 使用Boost Test进行单元测试
            
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        <li class="chapter " data-level="1.7.5" data-path="../chapter4/4.5-chinese.html">
            
                <a href="../chapter4/4.5-chinese.html">
            
                    
                    4.5 使用动态分析来检测内存缺陷
            
                </a>
            

            
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        <li class="chapter " data-level="1.7.6" data-path="../chapter4/4.6-chinese.html">
            
                <a href="../chapter4/4.6-chinese.html">
            
                    
                    4.6 预期测试失败
            
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        <li class="chapter " data-level="1.7.7" data-path="../chapter4/4.7-chinese.html">
            
                <a href="../chapter4/4.7-chinese.html">
            
                    
                    4.7 使用超时测试运行时间过长的测试
            
                </a>
            

            
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        <li class="chapter " data-level="1.7.8" data-path="../chapter4/4.8-chinese.html">
            
                <a href="../chapter4/4.8-chinese.html">
            
                    
                    4.8 并行测试
            
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        <li class="chapter " data-level="1.7.9" data-path="../chapter4/4.9-chinese.html">
            
                <a href="../chapter4/4.9-chinese.html">
            
                    
                    4.9 运行测试子集
            
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        <li class="chapter " data-level="1.7.10" data-path="../chapter4/4.10-chinese.html">
            
                <a href="../chapter4/4.10-chinese.html">
            
                    
                    4.10 使用测试固件
            
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            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.8" data-path="../chapter5/5.0-chinese.html">
            
                <a href="../chapter5/5.0-chinese.html">
            
                    
                    第5章 配置时和构建时的操作
            
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            <ul class="articles">
                
    
        <li class="chapter " data-level="1.8.1" data-path="../chapter5/5.1-chinese.html">
            
                <a href="../chapter5/5.1-chinese.html">
            
                    
                    5.1 使用平台无关的文件操作
            
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        <li class="chapter " data-level="1.8.2" data-path="../chapter5/5.2-chinese.html">
            
                <a href="../chapter5/5.2-chinese.html">
            
                    
                    5.2 配置时运行自定义命令
            
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        <li class="chapter " data-level="1.8.3" data-path="../chapter5/5.3-chinese.html">
            
                <a href="../chapter5/5.3-chinese.html">
            
                    
                    5.3 构建时运行自定义命令:Ⅰ. 使用add_custom_command
            
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        <li class="chapter " data-level="1.8.4" data-path="../chapter5/5.4-chinese.html">
            
                <a href="../chapter5/5.4-chinese.html">
            
                    
                    5.4 构建时运行自定义命令:Ⅱ. 使用add_custom_target
            
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        <li class="chapter " data-level="1.8.5" data-path="../chapter5/5.5-chinese.html">
            
                <a href="../chapter5/5.5-chinese.html">
            
                    
                    5.5 构建时为特定目标运行自定义命令
            
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        <li class="chapter " data-level="1.8.6" data-path="../chapter5/5.6-chinese.html">
            
                <a href="../chapter5/5.6-chinese.html">
            
                    
                    5.6 探究编译和链接命令
            
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        <li class="chapter " data-level="1.8.7" data-path="../chapter5/5.7-chinese.html">
            
                <a href="../chapter5/5.7-chinese.html">
            
                    
                    5.7 探究编译器标志命令
            
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        <li class="chapter " data-level="1.8.8" data-path="../chapter5/5.8-chinese.html">
            
                <a href="../chapter5/5.8-chinese.html">
            
                    
                    5.8 探究可执行命令
            
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        <li class="chapter " data-level="1.8.9" data-path="../chapter5/5.9-chinese.html">
            
                <a href="../chapter5/5.9-chinese.html">
            
                    
                    5.9 使用生成器表达式微调配置和编译
            
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            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.9" data-path="../chapter6/6.0-chinese.html">
            
                <a href="../chapter6/6.0-chinese.html">
            
                    
                    第6章 生成源码
            
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        <li class="chapter " data-level="1.9.1" data-path="../chapter6/6.1-chinese.html">
            
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                    6.1 配置时生成源码
            
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        <li class="chapter " data-level="1.9.2" data-path="../chapter6/6.2-chinese.html">
            
                <a href="../chapter6/6.2-chinese.html">
            
                    
                    6.2 使用Python在配置时生成源码
            
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        <li class="chapter " data-level="1.9.3" data-path="../chapter6/6.3-chinese.html">
            
                <a href="../chapter6/6.3-chinese.html">
            
                    
                    6.3 构建时使用Python生成源码
            
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        <li class="chapter " data-level="1.9.4" data-path="../chapter6/6.4-chinese.html">
            
                <a href="../chapter6/6.4-chinese.html">
            
                    
                    6.4 记录项目版本信息以便报告
            
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        <li class="chapter " data-level="1.9.5" data-path="../chapter6/6.5-chinese.html">
            
                <a href="../chapter6/6.5-chinese.html">
            
                    
                    6.5 从文件中记录项目版本
            
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        <li class="chapter " data-level="1.9.6" data-path="../chapter6/6.6-chinese.html">
            
                <a href="../chapter6/6.6-chinese.html">
            
                    
                    6.6 配置时记录Git Hash值
            
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        <li class="chapter " data-level="1.9.7" data-path="../chapter6/6.7-chinese.html">
            
                <a href="../chapter6/6.7-chinese.html">
            
                    
                    6.7 构建时记录Git Hash值
            
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            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.10" data-path="7.0-chinese.html">
            
                <a href="7.0-chinese.html">
            
                    
                    第7章 构建项目
            
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        <li class="chapter active" data-level="1.10.1" data-path="7.1-chinese.html">
            
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                    7.1 使用函数和宏重用代码
            
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        <li class="chapter " data-level="1.10.2" data-path="7.2-chinese.html">
            
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                    7.2 将CMake源代码分成模块
            
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        <li class="chapter " data-level="1.10.3" data-path="7.3-chinese.html">
            
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                    7.3 编写函数来测试和设置编译器标志
            
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        <li class="chapter " data-level="1.10.4" data-path="7.4-chinese.html">
            
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                    7.4 用指定参数定义函数或宏
            
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        <li class="chapter " data-level="1.10.5" data-path="7.5-chinese.html">
            
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                    7.5 重新定义函数和宏
            
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        <li class="chapter " data-level="1.10.6" data-path="7.6-chinese.html">
            
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                    7.6 使用废弃函数、宏和变量
            
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        <li class="chapter " data-level="1.10.7" data-path="7.7-chinese.html">
            
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                    7.7 add_subdirectory的限定范围
            
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        <li class="chapter " data-level="1.10.8" data-path="7.8-chinese.html">
            
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                    7.8 使用target_sources避免全局变量
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.10.9" data-path="7.9-chinese.html">
            
                <a href="7.9-chinese.html">
            
                    
                    7.9 组织Fortran项目
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.11" data-path="../chapter8/8.0-chinese.html">
            
                <a href="../chapter8/8.0-chinese.html">
            
                    
                    第8章 超级构建模式
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.11.1" data-path="../chapter8/8.1-chinese.html">
            
                <a href="../chapter8/8.1-chinese.html">
            
                    
                    8.1 使用超级构建模式
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.11.2" data-path="../chapter8/8.2-chinese.html">
            
                <a href="../chapter8/8.2-chinese.html">
            
                    
                    8.2 使用超级构建管理依赖项:Ⅰ.Boost库
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.11.3" data-path="../chapter8/8.3-chinese.html">
            
                <a href="../chapter8/8.3-chinese.html">
            
                    
                    8.3 使用超级构建管理依赖项:Ⅱ.FFTW库
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.11.4" data-path="../chapter8/8.4-chinese.html">
            
                <a href="../chapter8/8.4-chinese.html">
            
                    
                    8.4 使用超级构建管理依赖项:Ⅲ.Google Test框架
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.11.5" data-path="../chapter8/8.5-chinese.html">
            
                <a href="../chapter8/8.5-chinese.html">
            
                    
                    8.5 使用超级构建支持项目
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.12" data-path="../chapter9/9.0-chinese.html">
            
                <a href="../chapter9/9.0-chinese.html">
            
                    
                    第9章 语言混合项目
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.12.1" data-path="../chapter9/9.1-chinese.html">
            
                <a href="../chapter9/9.1-chinese.html">
            
                    
                    9.1 使用C/C++库构建Fortran项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.2" data-path="../chapter9/9.2-chinese.html">
            
                <a href="../chapter9/9.2-chinese.html">
            
                    
                    9.2 使用Fortran库构建C/C++项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.3" data-path="../chapter9/9.3-chinese.html">
            
                <a href="../chapter9/9.3-chinese.html">
            
                    
                    9.3 使用Cython构建C++和Python项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.4" data-path="../chapter9/9.4-chinese.html">
            
                <a href="../chapter9/9.4-chinese.html">
            
                    
                    9.4 使用Boost.Python构建C++和Python项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.5" data-path="../chapter9/9.5-chinese.html">
            
                <a href="../chapter9/9.5-chinese.html">
            
                    
                    9.5 使用pybind11构建C++和Python项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.6" data-path="../chapter9/9.6-chinese.html">
            
                <a href="../chapter9/9.6-chinese.html">
            
                    
                    9.6 使用Python CFFI混合C，C++，Fortran和Python
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.13" data-path="../chapter10/10.0-chinese.html">
            
                <a href="../chapter10/10.0-chinese.html">
            
                    
                    第10章 编写安装程序
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.13.1" data-path="../chapter10/10.1-chinese.html">
            
                <a href="../chapter10/10.1-chinese.html">
            
                    
                    10.1 安装项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.2" data-path="../chapter10/10.2-chinese.html">
            
                <a href="../chapter10/10.2-chinese.html">
            
                    
                    10.2 生成输出头文件
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.3" data-path="../chapter10/10.3-chinese.html">
            
                <a href="../chapter10/10.3-chinese.html">
            
                    
                    10.3 输出目标
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.4" data-path="../chapter10/10.4-chinese.html">
            
                <a href="../chapter10/10.4-chinese.html">
            
                    
                    10.4 安装超级构建
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.14" data-path="../chapter11/11.0-chinese.html">
            
                <a href="../chapter11/11.0-chinese.html">
            
                    
                    第11章 打包项目
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.14.1" data-path="../chapter11/11.1-chinese.html">
            
                <a href="../chapter11/11.1-chinese.html">
            
                    
                    11.1 生成源代码和二进制包
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.2" data-path="../chapter11/11.2-chinese.html">
            
                <a href="../chapter11/11.2-chinese.html">
            
                    
                    11.2 通过PyPI发布使用CMake/pybind11构建的C++/Python项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.3" data-path="../chapter11/11.3-chinese.html">
            
                <a href="../chapter11/11.3-chinese.html">
            
                    
                    11.3 通过PyPI发布使用CMake/CFFI构建C/Fortran/Python项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.4" data-path="../chapter11/11.4-chinese.html">
            
                <a href="../chapter11/11.4-chinese.html">
            
                    
                    11.4 以Conda包的形式发布一个简单的项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.5" data-path="../chapter11/11.5-chinese.html">
            
                <a href="../chapter11/11.5-chinese.html">
            
                    
                    11.5 将Conda包作为依赖项发布给项目
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.15" data-path="../chapter12/12.0-chinese.html">
            
                <a href="../chapter12/12.0-chinese.html">
            
                    
                    第12章 构建文档
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.15.1" data-path="../chapter12/12.1-chinese.html">
            
                <a href="../chapter12/12.1-chinese.html">
            
                    
                    12.1 使用Doxygen构建文档
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.15.2" data-path="../chapter12/12.2-chinese.html">
            
                <a href="../chapter12/12.2-chinese.html">
            
                    
                    12.2 使用Sphinx构建文档
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.15.3" data-path="../chapter12/12.3-chinese.html">
            
                <a href="../chapter12/12.3-chinese.html">
            
                    
                    12.3 结合Doxygen和Sphinx
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.16" data-path="../chapter13/13.0-chinese.html">
            
                <a href="../chapter13/13.0-chinese.html">
            
                    
                    第13章 选择生成器和交叉编译
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.16.1" data-path="../chapter13/13.1-chinese.html">
            
                <a href="../chapter13/13.1-chinese.html">
            
                    
                    13.1 使用CMake构建Visual Studio 2017项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.2" data-path="../chapter13/13.2-chinese.html">
            
                <a href="../chapter13/13.2-chinese.html">
            
                    
                    13.2 交叉编译hello world示例
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.3" data-path="../chapter13/13.3-chinese.html">
            
                <a href="../chapter13/13.3-chinese.html">
            
                    
                    13.3 使用OpenMP并行化交叉编译Windows二进制文件
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.17" data-path="../chapter14/14.0-chinese.html">
            
                <a href="../chapter14/14.0-chinese.html">
            
                    
                    第14章 测试面板
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.17.1" data-path="../chapter14/14.1-chinese.html">
            
                <a href="../chapter14/14.1-chinese.html">
            
                    
                    14.1 将测试部署到CDash
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.2" data-path="../chapter14/14.2-chinese.html">
            
                <a href="../chapter14/14.2-chinese.html">
            
                    
                    14.2 CDash显示测试覆盖率
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.3" data-path="../chapter14/14.3-chinese.html">
            
                <a href="../chapter14/14.3-chinese.html">
            
                    
                    14.3 使用AddressSanifier向CDash报告内存缺陷
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.4" data-path="../chapter14/14.4-chinese.html">
            
                <a href="../chapter14/14.4-chinese.html">
            
                    
                    14.4 使用ThreadSaniiser向CDash报告数据争用
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.18" data-path="../chapter15/15.0-chinese.html">
            
                <a href="../chapter15/15.0-chinese.html">
            
                    
                    第15章 使用CMake构建已有项目
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.18.1" data-path="../chapter15/15.1-chinese.html">
            
                <a href="../chapter15/15.1-chinese.html">
            
                    
                    15.1 如何开始迁移项目
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.2" data-path="../chapter15/15.2-chinese.html">
            
                <a href="../chapter15/15.2-chinese.html">
            
                    
                    15.2 生成文件并编写平台检查
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.3" data-path="../chapter15/15.3-chinese.html">
            
                <a href="../chapter15/15.3-chinese.html">
            
                    
                    15.3 检测所需的链接和依赖关系
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.4" data-path="../chapter15/15.4-chinese.html">
            
                <a href="../chapter15/15.4-chinese.html">
            
                    
                    15.4 复制编译标志
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.5" data-path="../chapter15/15.5-chinese.html">
            
                <a href="../chapter15/15.5-chinese.html">
            
                    
                    15.5 移植测试
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.6" data-path="../chapter15/15.6-chinese.html">
            
                <a href="../chapter15/15.6-chinese.html">
            
                    
                    15.6 移植安装目标
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.7" data-path="../chapter15/15.7-chinese.html">
            
                <a href="../chapter15/15.7-chinese.html">
            
                    
                    15.7 进一步迁移的措施
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.8" data-path="../chapter15/15.8-chinese.html">
            
                <a href="../chapter15/15.8-chinese.html">
            
                    
                    15.8 项目转换为CMake的常见问题
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.19" data-path="../chapter16/16.0-chinese.html">
            
                <a href="../chapter16/16.0-chinese.html">
            
                    
                    第16章 可能感兴趣的书
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.19.1" data-path="../chapter16/16.1-chinese.html">
            
                <a href="../chapter16/16.1-chinese.html">
            
                    
                    16.1 留下评论——让其他读者知道你的想法
            
                </a>
            

            
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            </ul>
            
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                                <h1 id="71-&#x4F7F;&#x7528;&#x51FD;&#x6570;&#x548C;&#x5B8F;&#x91CD;&#x7528;&#x4EE3;&#x7801;">7.1 &#x4F7F;&#x7528;&#x51FD;&#x6570;&#x548C;&#x5B8F;&#x91CD;&#x7528;&#x4EE3;&#x7801;</h1>
<p><strong>NOTE</strong>:<em>&#x6B64;&#x793A;&#x4F8B;&#x4EE3;&#x7801;&#x53EF;&#x4EE5;&#x5728; <a href="https://github.com/dev-cafe/cmake-cookbook/tree/v1.0/chapter-7/recipe-01" target="_blank">https://github.com/dev-cafe/cmake-cookbook/tree/v1.0/chapter-7/recipe-01</a> &#x4E2D;&#x627E;&#x5230;&#xFF0C;&#x5176;&#x4E2D;&#x5305;&#x542B;&#x4E00;&#x4E2A;C++&#x4F8B;&#x5B50;&#x3002;&#x8BE5;&#x793A;&#x4F8B;&#x5728;CMake 3.5&#x7248;(&#x6216;&#x66F4;&#x9AD8;&#x7248;&#x672C;)&#x4E2D;&#x662F;&#x6709;&#x6548;&#x7684;&#xFF0C;&#x5E76;&#x4E14;&#x5DF2;&#x7ECF;&#x5728;GNU/Linux&#x3001;macOS&#x548C;Windows&#x4E0A;&#x8FDB;&#x884C;&#x8FC7;&#x6D4B;&#x8BD5;&#x3002;</em></p>
<p>&#x4EFB;&#x4F55;&#x7F16;&#x7A0B;&#x8BED;&#x8A00;&#x4E2D;&#xFF0C;&#x51FD;&#x6570;&#x5141;&#x8BB8;&#x6211;&#x4EEC;&#x62BD;&#x8C61;(&#x9690;&#x85CF;)&#x7EC6;&#x8282;&#x5E76;&#x907F;&#x514D;&#x4EE3;&#x7801;&#x91CD;&#x590D;&#xFF0C;CMake&#x4E5F;&#x4E0D;&#x4F8B;&#x5916;&#x3002;&#x672C;&#x793A;&#x4F8B;&#x4E2D;&#xFF0C;&#x6211;&#x4EEC;&#x5C06;&#x4EE5;&#x5B8F;&#x548C;&#x51FD;&#x6570;&#x4E3A;&#x4F8B;&#x8FDB;&#x884C;&#x8BA8;&#x8BBA;&#xFF0C;&#x5E76;&#x4ECB;&#x7ECD;&#x4E00;&#x4E2A;&#x5B8F;&#xFF0C;&#x4EE5;&#x4FBF;&#x65B9;&#x4FBF;&#x5730;&#x5B9A;&#x4E49;&#x6D4B;&#x8BD5;&#x548C;&#x8BBE;&#x7F6E;&#x6D4B;&#x8BD5;&#x7684;&#x987A;&#x5E8F;&#x3002;&#x6211;&#x4EEC;&#x7684;&#x76EE;&#x6807;&#x662F;&#x5B9A;&#x4E49;&#x4E00;&#x4E2A;&#x5B8F;&#xFF0C;&#x80FD;&#x591F;&#x66FF;&#x6362;<code>add_test</code>&#x548C;<code>set_tests_properties</code>&#xFF0C;&#x7528;&#x4E8E;&#x5B9A;&#x4E49;&#x6BCF;&#x7EC4;&#x548C;&#x8BBE;&#x7F6E;&#x6BCF;&#x4E2A;&#x6D4B;&#x8BD5;&#x7684;&#x9884;&#x671F;&#x5F00;&#x9500;(&#x7B2C;4&#x7AE0;&#xFF0C;&#x7B2C;8&#x8282;)&#x3002;</p>
<h2 id="&#x51C6;&#x5907;&#x5DE5;&#x4F5C;">&#x51C6;&#x5907;&#x5DE5;&#x4F5C;</h2>
<p>&#x6211;&#x4EEC;&#x5C06;&#x57FA;&#x4E8E;&#x7B2C;4&#x7AE0;&#x7B2C;2&#x8282;&#x4E2D;&#x7684;&#x4F8B;&#x5B50;&#x3002;<code>main.cpp</code>&#x3001;<code>sum_integers.cpp</code>&#x548C;<code>sum_integers.hpp</code>&#x6587;&#x4EF6;&#x4E0D;&#x53D8;&#xFF0C;&#x7528;&#x6765;&#x8BA1;&#x7B97;&#x547D;&#x4EE4;&#x884C;&#x53C2;&#x6570;&#x63D0;&#x4F9B;&#x7684;&#x6574;&#x6570;&#x961F;&#x5217;&#x7684;&#x548C;&#x3002;&#x5355;&#x5143;&#x6D4B;&#x8BD5;(<code>test.cpp</code>)&#x7684;&#x6E90;&#x4EE3;&#x7801;&#x4E5F;&#x6CA1;&#x6709;&#x6539;&#x53D8;&#x3002;&#x6211;&#x4EEC;&#x8FD8;&#x9700;&#x8981;Catch 2&#x5934;&#x6587;&#x4EF6;&#xFF0C;<code>catch.hpp</code>&#x3002;&#x4E0E;&#x7B2C;4&#x7AE0;&#x76F8;&#x53CD;&#xFF0C;&#x6211;&#x4EEC;&#x5C06;&#x628A;&#x6E90;&#x6587;&#x4EF6;&#x653E;&#x5230;&#x5B50;&#x76EE;&#x5F55;&#x4E2D;&#xFF0C;&#x5E76;&#x5F62;&#x6210;&#x4EE5;&#x4E0B;&#x6587;&#x4EF6;&#x6811;(&#x7A0D;&#x540E;&#x6211;&#x4EEC;&#x5C06;&#x8BA8;&#x8BBA;CMake&#x4EE3;&#x7801;):</p>
<pre><code class="lang-shell">.
&#x251C;&#x2500;&#x2500; CMakeLists.txt
&#x251C;&#x2500;&#x2500; src
&#x2502;     &#x251C;&#x2500;&#x2500; CMakeLists.txt
&#x2502;     &#x251C;&#x2500;&#x2500; main.cpp
&#x2502;     &#x251C;&#x2500;&#x2500; sum_integers.cpp
&#x2502;     &#x2514;&#x2500;&#x2500; sum_integers.hpp
&#x2514;&#x2500;&#x2500; tests
      &#x251C;&#x2500;&#x2500; catch.hpp
      &#x251C;&#x2500;&#x2500; CMakeLists.txt
      &#x2514;&#x2500;&#x2500; test.cpp
</code></pre>
<h2 id="&#x5177;&#x4F53;&#x5B9E;&#x65BD;">&#x5177;&#x4F53;&#x5B9E;&#x65BD;</h2>
<ol>
<li><p>&#x5B9A;&#x4E49;&#x4E86;CMake&#x6700;&#x4F4E;&#x7248;&#x672C;&#x3001;&#x9879;&#x76EE;&#x540D;&#x79F0;&#x548C;&#x652F;&#x6301;&#x7684;&#x8BED;&#x8A00;&#xFF0C;&#x5E76;&#x8981;&#x6C42;&#x652F;&#x6301;C++11&#x6807;&#x51C6;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">cmake_minimum_required</span>(VERSION <span class="hljs-number">3.5</span> FATAL_ERROR)
<span class="hljs-keyword">project</span>(recipe-<span class="hljs-number">01</span> LANGUAGES CXX)
<span class="hljs-keyword">set</span>(CMAKE_CXX_STANDARD <span class="hljs-number">11</span>)
<span class="hljs-keyword">set</span>(CMAKE_CXX_EXTENSIONS <span class="hljs-keyword">OFF</span>)
<span class="hljs-keyword">set</span>(CMAKE_CXX_STANDARD_REQUIRED <span class="hljs-keyword">ON</span>)
</code></pre>
</li>
<li><p>&#x6839;&#x636E;GNU&#x6807;&#x51C6;&#x5B9A;&#x4E49;<code>binary</code>&#x548C;<code>library</code>&#x8DEF;&#x5F84;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">include</span>(GNUInstallDirs)

<span class="hljs-keyword">set</span>(CMAKE_ARCHIVE_OUTPUT_DIRECTORY
    <span class="hljs-variable">${CMAKE_BINARY_DIR}</span>/<span class="hljs-variable">${CMAKE_INSTALL_LIBDIR}</span>)
<span class="hljs-keyword">set</span>(CMAKE_LIBRARY_OUTPUT_DIRECTORY
    <span class="hljs-variable">${CMAKE_BINARY_DIR}</span>/<span class="hljs-variable">${CMAKE_INSTALL_LIBDIR}</span>)
<span class="hljs-keyword">set</span>(CMAKE_RUNTIME_OUTPUT_DIRECTORY
    <span class="hljs-variable">${CMAKE_BINARY_DIR}</span>/<span class="hljs-variable">${CMAKE_INSTALL_BINDIR}</span>)
</code></pre>
</li>
<li><p>&#x6700;&#x540E;&#xFF0C;&#x4F7F;&#x7528;<code>add_subdirectory</code>&#x8C03;&#x7528;<code>src/CMakeLists.txt</code>&#x548C;<code>tests/CMakeLists.txt</code>:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">add_subdirectory</span>(src)
<span class="hljs-keyword">enable_testing</span>()
<span class="hljs-keyword">add_subdirectory</span>(tests)
</code></pre>
</li>
<li><p><code>src/CMakeLists.txt</code>&#x5B9A;&#x4E49;&#x4E86;&#x6E90;&#x7801;&#x76EE;&#x6807;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">set</span>(CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE <span class="hljs-keyword">ON</span>)
<span class="hljs-keyword">add_library</span>(sum_integers sum_integers.cpp)
<span class="hljs-keyword">add_executable</span>(sum_up main.cpp)
<span class="hljs-keyword">target_link_libraries</span>(sum_up sum_integers)
</code></pre>
</li>
<li><p><code>tests/CMakeLists.txt</code>&#x4E2D;&#xFF0C;&#x6784;&#x5EFA;&#x5E76;&#x94FE;&#x63A5;<code>cpp_test</code>&#x53EF;&#x6267;&#x884C;&#x6587;&#x4EF6;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">add_executable</span>(cpp_test test.cpp)
<span class="hljs-keyword">target_link_libraries</span>(cpp_test sum_integers)
</code></pre>
</li>
<li><p>&#x5B9A;&#x4E49;&#x4E00;&#x4E2A;&#x65B0;&#x5B8F;<code>add_catch_test</code>:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">macro</span>(add_catch_test _name _cost)
  math(EXPR num_macro_calls <span class="hljs-string">&quot;${num_macro_calls} + 1&quot;</span>)
  <span class="hljs-keyword">message</span>(STATUS <span class="hljs-string">&quot;add_catch_test called with ${ARGC} arguments: ${ARGV}&quot;</span>)

  <span class="hljs-keyword">set</span>(_argn <span class="hljs-string">&quot;${ARGN}&quot;</span>)
  <span class="hljs-keyword">if</span>(_argn)
      <span class="hljs-keyword">message</span>(STATUS <span class="hljs-string">&quot;oops - macro received argument(s) we did not expect: ${ARGN}&quot;</span>)
  <span class="hljs-keyword">endif</span>()

  <span class="hljs-keyword">add_test</span>(
    NAME
      <span class="hljs-variable">${_name}</span>
    COMMAND
      $&lt;TARGET_FILE:cpp_test&gt;
    [<span class="hljs-variable">${_name}</span>] --success --out
    <span class="hljs-variable">${PROJECT_BINARY_DIR}</span>/tests/<span class="hljs-variable">${_name}</span>.log --durations yes
    WORKING_DIRECTORY
      <span class="hljs-variable">${CMAKE_CURRENT_BINARY_DIR}</span>
    )

  <span class="hljs-keyword">set_tests_properties</span>(
    <span class="hljs-variable">${_name}</span>
    PROPERTIES
        COST <span class="hljs-variable">${_cost}</span>
    )
<span class="hljs-keyword">endmacro</span>()
</code></pre>
</li>
<li><p>&#x6700;&#x540E;&#xFF0C;&#x4F7F;&#x7528;<code>add_catch_test</code>&#x5B9A;&#x4E49;&#x4E86;&#x4E24;&#x4E2A;&#x6D4B;&#x8BD5;&#x3002;&#x6B64;&#x5916;&#xFF0C;&#x8FD8;&#x8BBE;&#x7F6E;&#x548C;&#x6253;&#x5370;&#x4E86;&#x53D8;&#x91CF;&#x7684;&#x503C;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">set</span>(num_macro_calls <span class="hljs-number">0</span>)
add_catch_test(short <span class="hljs-number">1.5</span>)
add_catch_test(long <span class="hljs-number">2.5</span> extra_argument)
<span class="hljs-keyword">message</span>(STATUS <span class="hljs-string">&quot;in total there were ${num_macro_calls} calls to add_catch_test&quot;</span>)
</code></pre>
</li>
<li><p>&#x73B0;&#x5728;&#xFF0C;&#x8FDB;&#x884C;&#x6D4B;&#x8BD5;&#x3002;&#x914D;&#x7F6E;&#x9879;&#x76EE;(&#x8F93;&#x51FA;&#x884C;&#x5982;&#x4E0B;&#x6240;&#x793A;):</p>
<pre><code class="lang-cmake">$ mkdir -p build
$ cd build
$ cmake ..

-- ...
-- add_catch_test called with <span class="hljs-number">2</span> arguments: short;<span class="hljs-number">1.5</span>
-- add_catch_test called with <span class="hljs-number">3</span> arguments: long;<span class="hljs-number">2.5</span>;extra_argument
-- oops - <span class="hljs-keyword">macro</span> received argument(s) we did not expect: extra_argument
-- in total there were <span class="hljs-number">2</span> calls to add_catch_test
-- ...
</code></pre>
</li>
<li><p>&#x6700;&#x540E;&#xFF0C;&#x6784;&#x5EFA;&#x5E76;&#x8FD0;&#x884C;&#x6D4B;&#x8BD5;:</p>
<pre><code class="lang-shell">$ cmake --build .
$ ctest
</code></pre>
</li>
<li><p>&#x957F;&#x65F6;&#x95F4;&#x7684;&#x6D4B;&#x8BD5;&#x4F1A;&#x5148;&#x5F00;&#x59CB;:</p>
<pre><code class="lang-shell">Start 2: long
1/2 Test #2: long ............................. Passed 0.00 sec
Start 1: short
2/2 Test #1: short ............................ Passed 0.00 sec

100% tests passed, 0 tests failed out of 2
</code></pre>
</li>
</ol>
<h2 id="&#x5DE5;&#x4F5C;&#x539F;&#x7406;">&#x5DE5;&#x4F5C;&#x539F;&#x7406;</h2>
<p>&#x8FD9;&#x4E2A;&#x914D;&#x7F6E;&#x4E2D;&#x7684;&#x65B0;&#x6DFB;&#x52A0;&#x4E86;<code>add_catch_test</code>&#x5B8F;&#x3002;&#x8FD9;&#x4E2A;&#x5B8F;&#x9700;&#x8981;&#x4E24;&#x4E2A;&#x53C2;&#x6570;<code>_name</code>&#x548C;<code>_cost</code>&#xFF0C;&#x53EF;&#x4EE5;&#x5728;&#x5B8F;&#x4E2D;&#x4F7F;&#x7528;&#x8FD9;&#x4E9B;&#x53C2;&#x6570;&#x6765;&#x8C03;&#x7528;<code>add_test</code>&#x548C;<code>set_tests_properties</code>&#x3002;&#x53C2;&#x6570;&#x524D;&#x9762;&#x7684;&#x4E0B;&#x5212;&#x7EBF;&#xFF0C;&#x662F;&#x4E3A;&#x4E86;&#x5411;&#x8BFB;&#x8005;&#x8868;&#x660E;&#x8FD9;&#x4E9B;&#x53C2;&#x6570;&#x53EA;&#x80FD;&#x5728;&#x5B8F;&#x4E2D;&#x8BBF;&#x95EE;&#x3002;&#x53E6;&#x5916;&#xFF0C;&#x5B8F;&#x81EA;&#x52A8;&#x586B;&#x5145;&#x4E86;<code>${ARGC}</code>(&#x53C2;&#x6570;&#x6570;&#x91CF;)&#x548C;<code>${ARGV}</code>(&#x53C2;&#x6570;&#x5217;&#x8868;)&#xFF0C;&#x6211;&#x4EEC;&#x53EF;&#x4EE5;&#x5728;&#x8F93;&#x51FA;&#x4E2D;&#x9A8C;&#x8BC1;&#x4E86;&#x8FD9;&#x4E00;&#x70B9;:</p>
<pre><code class="lang-shell">-- add_catch_test called with 2 arguments: short;1.5
-- add_catch_test called with 3 arguments: long;2.5;extra_argument
</code></pre>
<p>&#x5B8F;&#x8FD8;&#x5B9A;&#x4E49;&#x4E86;<code>${ARGN}</code>&#xFF0C;&#x7528;&#x4E8E;&#x4FDD;&#x5B58;&#x6700;&#x540E;&#x4E00;&#x4E2A;&#x53C2;&#x6570;&#x4E4B;&#x540E;&#x7684;&#x53C2;&#x6570;&#x5217;&#x8868;&#x3002;&#x6B64;&#x5916;&#xFF0C;&#x6211;&#x4EEC;&#x8FD8;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;<code>${ARGV0}</code>&#x3001;<code>${ARGV1}</code>&#x7B49;&#x6765;&#x5904;&#x7406;&#x53C2;&#x6570;&#x3002;&#x6211;&#x4EEC;&#x6F14;&#x793A;&#x4E00;&#x4E0B;&#xFF0C;&#x5982;&#x4F55;&#x6355;&#x6349;&#x5230;&#x8C03;&#x7528;&#x4E2D;&#x7684;&#x989D;&#x5916;&#x53C2;&#x6570;(<code>extra_argument</code>):</p>
<pre><code class="lang-camek">add_catch_test(long 2.5 extra_argument)
</code></pre>
<p>&#x6211;&#x4EEC;&#x4F7F;&#x7528;&#x4E86;&#x4EE5;&#x4E0B;&#x65B9;&#x6CD5;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">set</span>(_argn <span class="hljs-string">&quot;${ARGN}&quot;</span>)
<span class="hljs-keyword">if</span>(_argn)
    <span class="hljs-keyword">message</span>(STATUS <span class="hljs-string">&quot;oops - macro received argument(s) we did not expect: ${ARGN}&quot;</span>)
<span class="hljs-keyword">endif</span>()
</code></pre>
<p>&#x8FD9;&#x4E2A;<code>if</code>&#x8BED;&#x53E5;&#x4E2D;&#xFF0C;&#x6211;&#x4EEC;&#x5F15;&#x5165;&#x4E00;&#x4E2A;&#x65B0;&#x53D8;&#x91CF;&#xFF0C;&#x4F46;&#x4E0D;&#x80FD;&#x76F4;&#x63A5;&#x67E5;&#x8BE2;<code>ARGN</code>&#xFF0C;&#x56E0;&#x4E3A;&#x5B83;&#x4E0D;&#x662F;&#x901A;&#x5E38;&#x610F;&#x4E49;&#x4E0A;&#x7684;CMake&#x53D8;&#x91CF;&#x3002;&#x4F7F;&#x7528;&#x8FD9;&#x4E2A;&#x5B8F;&#xFF0C;&#x6211;&#x4EEC;&#x53EF;&#x4EE5;&#x901A;&#x8FC7;&#x5B83;&#x4EEC;&#x7684;&#x540D;&#x79F0;&#x548C;&#x547D;&#x4EE4;&#x6765;&#x5B9A;&#x4E49;&#x6D4B;&#x8BD5;&#xFF0C;&#x8FD8;&#x53EF;&#x4EE5;&#x6307;&#x793A;&#x9884;&#x671F;&#x7684;&#x5F00;&#x9500;&#xFF0C;&#x8FD9;&#x4F1A;&#x8BA9;&#x8017;&#x65F6;&#x957F;&#x7684;&#x6D4B;&#x8BD5;&#x5728;&#x8017;&#x65F6;&#x77ED;&#x6D4B;&#x8BD5;&#x4E4B;&#x524D;&#x542F;&#x52A8;&#xFF0C;&#x8FD9;&#x8981;&#x5F52;&#x529F;&#x4E8E;<code>COST</code>&#x5C5E;&#x6027;&#x3002;</p>
<p>&#x6211;&#x4EEC;&#x53EF;&#x4EE5;&#x7528;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#x6765;&#x5B9E;&#x73B0;&#x5B83;&#xFF0C;&#x800C;&#x4E0D;&#x662F;&#x4F7F;&#x7528;&#x76F8;&#x540C;&#x8BED;&#x6CD5;&#x7684;&#x5B8F;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">function</span>(add_catch_test _name _cost)
    ...
<span class="hljs-keyword">endfunction</span>()
</code></pre>
<p>&#x5B8F;&#x548C;&#x51FD;&#x6570;&#x4E4B;&#x95F4;&#x7684;&#x533A;&#x522B;&#x5728;&#x4E8E;&#x5B83;&#x4EEC;&#x7684;&#x53D8;&#x91CF;&#x8303;&#x56F4;&#x3002;&#x5B8F;&#x5728;&#x8C03;&#x7528;&#x8005;&#x7684;&#x8303;&#x56F4;&#x5185;&#x6267;&#x884C;&#xFF0C;&#x800C;&#x51FD;&#x6570;&#x6709;&#x81EA;&#x5DF1;&#x7684;&#x53D8;&#x91CF;&#x8303;&#x56F4;&#x3002;&#x6362;&#x53E5;&#x8BDD;&#x8BF4;&#xFF0C;&#x5982;&#x679C;&#x6211;&#x4EEC;&#x4F7F;&#x7528;&#x5B8F;&#xFF0C;&#x9700;&#x8981;&#x8BBE;&#x7F6E;&#x6216;&#x4FEE;&#x6539;&#x5BF9;&#x8C03;&#x7528;&#x8005;&#x53EF;&#x7528;&#x7684;&#x53D8;&#x91CF;&#x3002;&#x5982;&#x679C;&#x4E0D;&#x53BB;&#x8BBE;&#x7F6E;&#x6216;&#x4FEE;&#x6539;&#x8F93;&#x51FA;&#x53D8;&#x91CF;&#xFF0C;&#x6700;&#x597D;&#x4F7F;&#x7528;&#x51FD;&#x6570;&#x3002;&#x6211;&#x4EEC;&#x6CE8;&#x610F;&#x5230;&#xFF0C;&#x53EF;&#x4EE5;&#x5728;&#x51FD;&#x6570;&#x4E2D;&#x4FEE;&#x6539;&#x7236;&#x4F5C;&#x7528;&#x57DF;&#x53D8;&#x91CF;&#xFF0C;&#x4F46;&#x8FD9;&#x5FC5;&#x987B;&#x4F7F;&#x7528;<code>PARENT_SCOPE</code>&#x663E;&#x5F0F;&#x8868;&#x793A;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">set</span>(variable_visible_outside <span class="hljs-string">&quot;some value&quot;</span> PARENT_SCOPE)
</code></pre>
<p>&#x4E3A;&#x4E86;&#x6F14;&#x793A;&#x4F5C;&#x7528;&#x57DF;&#xFF0C;&#x6211;&#x4EEC;&#x5728;&#x5B9A;&#x4E49;&#x5B8F;&#x4E4B;&#x540E;&#x7F16;&#x5199;&#x4E86;&#x4EE5;&#x4E0B;&#x8C03;&#x7528;:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">set</span>(num_macro_calls <span class="hljs-number">0</span>)
add_catch_test(short <span class="hljs-number">1.5</span>)
add_catch_test(long <span class="hljs-number">2.5</span> extra_argument)
<span class="hljs-keyword">message</span>(STATUS <span class="hljs-string">&quot;in total there were ${num_macro_calls} calls to add_catch_test&quot;</span>)
</code></pre>
<p>&#x5728;&#x5B8F;&#x5185;&#x90E8;&#xFF0C;&#x5C06;<code>num_macro_calls</code>&#x52A0;1:</p>
<pre><code class="lang-cmake">math(EXPR num_macro_calls <span class="hljs-string">&quot;${num_macro_calls} + 1&quot;</span>)
</code></pre>
<p>&#x8FD9;&#x65F6;&#x4EA7;&#x751F;&#x7684;&#x8F93;&#x51FA;:</p>
<pre><code class="lang-cmake">-- in total there were <span class="hljs-number">2</span> calls to add_catch_test
</code></pre>
<p>&#x5982;&#x679C;&#x6211;&#x4EEC;&#x5C06;&#x5B8F;&#x66F4;&#x6539;&#x4E3A;&#x51FD;&#x6570;&#xFF0C;&#x6D4B;&#x8BD5;&#x4ECD;&#x7136;&#x53EF;&#x4EE5;&#x5DE5;&#x4F5C;&#xFF0C;&#x4F46;&#x662F;<code>num_macro_calls</code>&#x5728;&#x7236;&#x8303;&#x56F4;&#x5185;&#x7684;&#x6240;&#x6709;&#x8C03;&#x7528;&#x4E2D;&#x59CB;&#x7EC8;&#x4E3A;0&#x3002;&#x5C06;CMake&#x5B8F;&#x60F3;&#x8C61;&#x6210;&#x7C7B;&#x4F3C;&#x51FD;&#x6570;&#x662F;&#x5F88;&#x6709;&#x7528;&#x7684;&#xFF0C;&#x8FD9;&#x4E9B;&#x51FD;&#x6570;&#x88AB;&#x76F4;&#x63A5;&#x66FF;&#x6362;&#x5230;&#x5B83;&#x4EEC;&#x88AB;&#x8C03;&#x7528;&#x7684;&#x5730;&#x65B9;(&#x5728;C&#x8BED;&#x8A00;&#x4E2D;&#x5185;&#x8054;)&#x3002;&#x5C06;CMake&#x51FD;&#x6570;&#x60F3;&#x8C61;&#x6210;&#x9ED1;&#x76D2;&#x51FD;&#x6570;&#x5F88;&#x6709;&#x5FC5;&#x8981;&#x3002;&#x9ED1;&#x76D2;&#x4E2D;&#xFF0C;&#x9664;&#x975E;&#x663E;&#x5F0F;&#x5730;&#x5C06;&#x5176;&#x5B9A;&#x4E49;&#x4E3A;<code>PARENT_SCOPE</code>&#xFF0C;&#x5426;&#x5219;&#x4E0D;&#x4F1A;&#x8FD4;&#x56DE;&#x4EFB;&#x4F55;&#x5185;&#x5BB9;&#x3002;CMake&#x4E2D;&#x7684;&#x51FD;&#x6570;&#x6CA1;&#x6709;&#x8FD4;&#x56DE;&#x503C;&#x3002;</p>
<h2 id="&#x66F4;&#x591A;&#x4FE1;&#x606F;">&#x66F4;&#x591A;&#x4FE1;&#x606F;</h2>
<p>&#x53EF;&#x4EE5;&#x5728;&#x5B8F;&#x4E2D;&#x5D4C;&#x5957;&#x51FD;&#x6570;&#x8C03;&#x7528;&#xFF0C;&#x4E5F;&#x53EF;&#x4EE5;&#x5728;&#x51FD;&#x6570;&#x4E2D;&#x5D4C;&#x5957;&#x5B8F;&#x8C03;&#x7528;&#xFF0C;&#x4F46;&#x662F;&#x8FD9;&#x5C31;&#x9700;&#x8981;&#x4ED4;&#x7EC6;&#x8003;&#x8651;&#x53D8;&#x91CF;&#x7684;&#x4F5C;&#x7528;&#x8303;&#x56F4;&#x3002;&#x5982;&#x679C;&#x529F;&#x80FD;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;&#x51FD;&#x6570;&#x5B9E;&#x73B0;&#xFF0C;&#x90A3;&#x4E48;&#x8FD9;&#x53EF;&#x80FD;&#x6BD4;&#x5B8F;&#x66F4;&#x597D;&#xFF0C;&#x56E0;&#x4E3A;&#x5B83;&#x5BF9;&#x7236;&#x8303;&#x56F4;&#x72B6;&#x6001;&#x63D0;&#x4F9B;&#x4E86;&#x66F4;&#x591A;&#x7684;&#x9ED8;&#x8BA4;&#x63A7;&#x5236;&#x3002;</p>
<p>&#x6211;&#x4EEC;&#x8FD8;&#x5E94;&#x8BE5;&#x63D0;&#x5230;&#x5728;<code>src/cmakelist .txt</code>&#x4E2D;&#x4F7F;&#x7528;<code>CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE</code>:</p>
<pre><code class="lang-cmake"><span class="hljs-keyword">set</span>(CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE <span class="hljs-keyword">ON</span>)
</code></pre>
<p>&#x8FD9;&#x4E2A;&#x547D;&#x4EE4;&#x4F1A;&#x5C06;&#x5F53;&#x524D;&#x76EE;&#x5F55;&#xFF0C;&#x6DFB;&#x52A0;&#x5230;<code>CMakeLists.txt</code>&#x4E2D;&#x5B9A;&#x4E49;&#x7684;&#x6240;&#x6709;&#x76EE;&#x6807;&#x7684;<code>interface_include_directory</code>&#x5C5E;&#x6027;&#x4E2D;&#x3002;&#x6362;&#x53E5;&#x8BDD;&#x8BF4;&#xFF0C;&#x6211;&#x4EEC;&#x4E0D;&#x9700;&#x8981;&#x4F7F;&#x7528;<code>target_include_directory</code>&#x6765;&#x6DFB;&#x52A0;<code>cpp_test</code>&#x6240;&#x9700;&#x5934;&#x6587;&#x4EF6;&#x7684;&#x4F4D;&#x7F6E;&#x3002;</p>

                                
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